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test file for new json_dump_callback function

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JKL 2011-06-24 10:40:20 -07:00 committed by Petri Lehtinen
parent c7d543d36c
commit 54f38d250c
4 changed files with 87 additions and 0 deletions
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1
test/.gitignore vendored
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@ -4,6 +4,7 @@ suites/api/test_array
suites/api/test_copy
suites/api/test_cpp
suites/api/test_dump
suites/api/test_dump_callback
suites/api/test_equal
suites/api/test_load
suites/api/test_loadb

2
test/suites/api/Makefile.am
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@ -4,6 +4,7 @@ check_PROGRAMS = \
test_array \
test_copy \
test_dump \
test_dump_callback \
test_equal \
test_load \
test_loadb \
@ -17,6 +18,7 @@ check_PROGRAMS = \
test_array_SOURCES = test_array.c util.h
test_copy_SOURCES = test_copy.c util.h
test_dump_SOURCES = test_dump.c util.h
test_dump_callback_SOURCES = test_dump_callback.c util.h
test_load_SOURCES = test_load.c util.h
test_loadb_SOURCES = test_loadb.c util.h
test_memory_funcs_SOURCES = test_memory_funcs.c util.h

1
test/suites/api/check-exports
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@ -47,6 +47,7 @@ json_object_iter_set_new
json_dumps
json_dumpf
json_dump_file
json_dump_callback
json_loads
json_loadf
json_load_file

83
test/suites/api/test_dump_callback.c Normal file
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@ -0,0 +1,83 @@
/*
* Copyright (c) 2009-2011 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#include <jansson.h>
#include <string.h>
#include <stdlib.h>
#include "util.h"
struct my_sink {
char *buf;
size_t off;
size_t cap;
};
static int my_writer(const char *buffer, size_t len, void *data) {
struct my_sink *s = data;
if (len > s->cap - s->off) {
return -1;
}
memcpy(s->buf + s->off, buffer, len);
s->off += len;
return 0;
}
int main(void)
{
struct my_sink s;
json_t *json;
const char str[] = "[\"A\", {\"B\": \"C\", \"e\": false}, 1, null, \"foo\"]";
char *dumped_to_string;
json = json_loads(str, 0, NULL);
if(!json) {
fail("json_loads failed");
}
dumped_to_string = json_dumps(json, 0);
if (!dumped_to_string) {
json_decref(json);
fail("json_dumps failed");
}
s.off = 0;
s.cap = strlen(dumped_to_string);
s.buf = malloc(s.cap);
if (!s.buf) {
json_decref(json);
free(dumped_to_string);
fail("malloc failed");
}
if (json_dump_callback(json, my_writer, &s, 0) == -1) {
json_decref(json);
free(dumped_to_string);
free(s.buf);
fail("json_dump_callback failed on an exact-length sink buffer");
}
if (strncmp(dumped_to_string, s.buf, s.off) != 0) {
json_decref(json);
free(dumped_to_string);
free(s.buf);
fail("json_dump_callback and json_dumps did not produce identical output");
}
s.off = 1;
if (json_dump_callback(json, my_writer, &s, 0) != -1) {
json_decref(json);
free(dumped_to_string);
free(s.buf);
fail("json_dump_callback succeeded on a short buffer when it should have failed");
}
json_decref(json);
free(dumped_to_string);
free(s.buf);
return EXIT_SUCCESS;
}